package com.atguigu.gulimall.ware.config;

import com.rabbitmq.client.Channel;
import org.springframework.amqp.core.*;
import org.springframework.amqp.rabbit.annotation.RabbitListener;
import org.springframework.amqp.support.converter.Jackson2JsonMessageConverter;
import org.springframework.amqp.support.converter.MessageConverter;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

import java.io.IOException;
import java.util.HashMap;
import java.util.Map;

@Configuration
public class MyRabbitConfig {

    /**
     * rabbit发送的消息以json的方式发送
     * @return
     */
    @Bean
    public MessageConverter messageConverter(){

        return new Jackson2JsonMessageConverter();
    }



    @Bean
    public Queue stockDelayQueue(){
        Map<String, Object> arguments = new HashMap<>();
        arguments.put("x-dead-letter-exchange", "stock-event-exchange");
        arguments.put("x-dead-letter-routing-key", "stock.release");
        arguments.put("x-message-ttl", 60000);
        //String name, boolean durable, boolean exclusive, boolean autoDelete, Map<String, Object> arguments
        Queue queue = new Queue("stock.delay.queue", true, false, false,arguments);

        return queue;
    }

    @Bean
    public Queue stockReleaseStockQueue(){
        //String name, boolean durable, boolean exclusive, boolean autoDelete, Map<String, Object> arguments
        Queue queue = new Queue("stock.release.stock.queue", true, false, false);
        return queue;
    }

    @Bean
    public Exchange stockEventExchange(){
        //String name, boolean durable, boolean autoDelete, Map<String, Object> arguments
        TopicExchange topicExchange = new TopicExchange("stock-event-exchange",true,false);
        return topicExchange;
    }

    @Bean
    public Binding stockLockedBingding(){
        //String destination, Binding.DestinationType destinationType, String exchange, String routingKey, Map<String, Object> arguments
        return new Binding(
                "stock.delay.queue",
                Binding.DestinationType.QUEUE,
                "stock-event-exchange",
                "stock.locked",
                null);
    }

    @Bean
    public Binding stockReleaseBingding(){
        return new Binding(
                "stock.release.stock.queue",
                Binding.DestinationType.QUEUE,
                "stock-event-exchange",
                "stock.release.#",
                null);
    }
}
